Fingerprint Classification and Identification

The video tutorial by Shruti Karan on the Applied Forensic Research Sciences channel covers Henry's 10-digit classification of fingerprints. It begins with an introduction to fingerprints and their unique characteristics, followed by a detailed explanation of the primary, secondary, sub-secondary, and final classifications. Each classification method is described with examples, focusing on the use of numerical and alphabetical values to categorize fingerprint patterns. The tutorial concludes with a complete representation of the classification system and references for further reading.

Who is credited with the official introduction of fingerprint use for criminal identification?

• Sir Edward Henry

• Khan Bahadur Aziz

• Mark K Hawthorne

• Shruti Karan

In the primary classification system, what value is assigned to the right thumb if it has a whorl pattern?

• 8

• 16

• 4

• 2

What is the primary classification value when all fingers have a whorl pattern?

• 16/16

• 32/32

• 1/1

• 8/8

What is the primary classification value when all patterns are loops or arches?

• 1/1

• 8/8

• 16/16

• 32/32

What pattern is denoted by 'W' in the secondary classification system?

• Ulnar Loop

• Plain Arch

• Whorl

• Tented Arch

In secondary classification, which pattern is denoted by 'R'?

• Whorl

• Plain Arch

• Ulnar Loop

• Radial Loop

In sub-secondary classification, what alphabetical value is given to a middle finger with a ridge count of 12?

• E

• N

• O

• I

What is the sub-secondary classification value for a right index with a central pocket loop and a restressing value of 'I'?

• O

• I

• E

• N

What is the final classification value if the right little finger has a ridge count of 15 and the left little finger has a ridge count of 14?

• 15/14

• 14/15

• 1/1

• 32/32

In the final classification, which delta is considered for ridge counting of the left hand?

• No Delta

• Central Delta

• Left Delta

• Right Delta